9-lb collar can slide on a frictionless horizontal rod and, Ask an Expert

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9-lb collar can slide on a frictionless horizontal rod and is attached to a spring of constant 2.5 lb/in. It is acted upon by a periodic force of magnitude P = Pm sin vft, where Pm = 3 lb. Determine the amplitude of the motion of the collar if

(a) ωf = 5 rad/s,

(b) ω_f = 10 rad/s.

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Reference No.:- M92237876

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